Patent · US Expired

Arrangement for the cooling of the casing of an aircraft gas turbine engine

US6817189B2 · kind B2 · utility

14Cited by
7References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 31, 2001
Grant dateNov 16, 2004
Priority date
Expiry dateAug 31, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T50/60
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

This invention relates to an arrangement for the cooling of the casing 1 of an aircraft gas turbine with a bypass duct 2 and at least one cooling air tube 3, this cooling air tube 3 having its inlet 4 arranged in the bypass duct 2 and entering at least one cooling air chamber 5 for the supply of cooling air to the casing 1, characterized in that a movable air deflector 6 is arranged in the bypass duct 2 upstream of the inlet 4 of the cooling air tube 3.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.